Each happy hour will feature a different animal theme and this event will feature otters, beavers and seals. Keeper talks will happen between 5:30 and 7:30 p.m. at the harbor seals, sea otters, American beavers and river otters habitats.

Some exhibits close at dusk, so check out the Vollum Aviary before 7 p.m., Forest Hall before 8 p.m., and enjoy a kid-free zoo all night!

Food carts at the event will include Verde Cocina, Zeds Real Fruit Ice Cream, Margaritas, Trailhead Snacks and the Hot Dog Cart selling draft beer and brats, along with Oregon beer, wine, cider and a full bar.

The Oregon Zoo encourages all guests to take public transport to the zoo, which is located five minutes from downtown Portland, and is accessible by MAX Light Rail line. Visit Explore Washington Park for transportation and parking information.